netdev - [PATCH] net: arp: use assignment

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Date:	Thu,  2 Dec 2010 14:07:31 +0800
From:	Changli Gao <xiaosuo@...il.com>
To:	"David S. Miller" <davem@...emloft.net>
Cc:	netdev@...r.kernel.org, Changli Gao <xiaosuo@...il.com>
Subject: [PATCH] net: arp: use assignment

Only when dont_send is 0, arp_filter() is consulted, so we can simply
assign the return value of arp_filter() to dont_send instead.

Signed-off-by: Changli Gao <xiaosuo@...il.com>
---
 net/ipv4/arp.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/net/ipv4/arp.c b/net/ipv4/arp.c
index 7833f17..10af759 100644
--- a/net/ipv4/arp.c
+++ b/net/ipv4/arp.c
@@ -883,7 +883,7 @@ static int arp_process(struct sk_buff *skb)

 			dont_send = arp_ignore(in_dev, sip, tip);
 			if (!dont_send && IN_DEV_ARPFILTER(in_dev))
-				dont_send |= arp_filter(sip, tip, dev);
+				dont_send = arp_filter(sip, tip, dev);
 			if (!dont_send) {
 				n = neigh_event_ns(&arp_tbl, sha, &sip, dev);
 				if (n) {
--
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